diff --git a/lectures/french_rev.md b/lectures/french_rev.md
index 9be6ef7a..da2bb018 100644
--- a/lectures/french_rev.md
+++ b/lectures/french_rev.md
@@ -4,7 +4,7 @@ jupytext:
     extension: .md
     format_name: myst
     format_version: 0.13
-    jupytext_version: 1.16.2
+    jupytext_version: 1.16.7
 kernelspec:
   display_name: Python 3 (ipykernel)
   language: python
@@ -90,13 +90,11 @@ These graphs show that during the 18th century
   but were substantially less than government expenditures during wars
  * In France, even in peace time, tax revenues were substantially less than government expenditures
 
-
-
 ```{code-cell} ipython3
 ---
 mystnb:
   figure:
-    caption: "Military Spending in Britain and France"
+    caption: Military Spending in Britain and France
     name: fr_fig4
 ---
 # Read the data from Excel file
@@ -139,16 +137,15 @@ during those four wars.
 
 A remarkable aspect of figure {numref}`fr_fig4` is that despite having a population less than half of France's, Britain was able to finance military expenses of about the same amounts as France's.
 
-This testifies to Britain's  having created state institutions that could sustain high  tax collections, government spending , and government borrowing. See  {cite}`north1989`. 
+This testifies to Britain's  having created state institutions that could sustain high  tax collections, government spending , and government borrowing. See  {cite}`north1989`.
 
 ```{code-cell} ipython3
 ---
 mystnb:
   figure:
-    caption: "Government Expenditures and Tax Revenues in Britain"
+    caption: Government Expenditures and Tax Revenues in Britain
     name: fr_fig2
 ---
-
 # Read the data from Excel file
 data2 = pd.read_excel(dette_url, sheet_name='Militspe', usecols='M:X', 
                       skiprows=7, nrows=102, header=None)
@@ -178,7 +175,6 @@ plt.tight_layout()
 plt.show()
 ```
 
-
 Figures  {numref}`fr_fig2` and  {numref}`fr_fig3` summarize British and French government   fiscal policies  during the century before the start of the French Revolution in 1789.
 
 
@@ -224,10 +220,9 @@ Next we'll plot data on debt service costs as fractions of government revenues i
 ---
 mystnb:
   figure:
-    caption: "Ratio of debt service to taxes, Britain and France"
+    caption: Ratio of debt service to taxes, Britain and France
     name: fr_fig1
 ---
-
 # Read the data from the Excel file
 data1 = pd.read_excel(dette_url, sheet_name='Debt', 
             usecols='R:S', skiprows=5, nrows=99, header=None)
@@ -265,7 +260,6 @@ Figure  {numref}`fr_fig1` shows that interest payments on government debt (i.e.,
 
 But as  we'll see in our next graph, on the eve of the French Revolution in 1788, the  fiscal  *law of gravity* that worked so well in Britain did not  working very well in  France.
 
-
 ```{code-cell} ipython3
 # Read the data from the Excel file
 data1 = pd.read_excel(fig_3_url, sheet_name='Sheet1', 
@@ -278,7 +272,7 @@ data1.replace(0, np.nan, inplace=True)
 ---
 mystnb:
   figure:
-    caption: "Government Spending and Tax Revenues in France"
+    caption: Government Spending and Tax Revenues in France
     name: fr_fig3
 ---
 # Plot the data
@@ -430,7 +424,7 @@ The next figure shows this
 ---
 mystnb:
   figure:
-    caption: "Index of real per capita revenues, France"
+    caption: Index of real per capital revenues, France
     name: fr_fig5
 ---
 # Read data from Excel file
@@ -466,7 +460,7 @@ amounts during the period form 1789 to 1799.
 ---
 mystnb:
   figure:
-    caption: "Spending (blue) and Revenues (orange), (real values)"
+    caption: Spending (blue) and Revenues (orange), (real values)
     name: fr_fig11
 ---
 # Read data from Excel file
@@ -512,7 +506,7 @@ of goods and services, including military goods and soldiers' pay.
 ---
 mystnb:
   figure:
-    caption: "Revenues raised by printing paper money notes"
+    caption: Revenues raised by printing paper money notes
     name: fr_fig24
 ---
 # Read data from Excel file
@@ -521,7 +515,7 @@ data12 = pd.read_excel(assignat_url, sheet_name='seignor',
 
 # Create a figure and plot the data
 plt.figure()
-plt.plot(pd.date_range(start='1790', periods=len(data12), freq='M'),
+plt.plot(pd.date_range(start='1790', periods=len(data12), freq='ME'),
          data12, linewidth=0.8)
 
 plt.gca().spines['top'].set_visible(False)
@@ -529,7 +523,7 @@ plt.gca().spines['right'].set_visible(False)
 
 plt.axhline(y=472.42/12, color='r', linestyle=':')
 plt.xticks(ticks=pd.date_range(start='1790', 
-           end='1796', freq='AS'), labels=range(1790, 1797))
+           end='1796', freq='YS'), labels=range(1790, 1797))
 plt.xlim(pd.Timestamp('1791'),
          pd.Timestamp('1796-02') + pd.DateOffset(months=2))
 plt.ylabel('millions of livres', fontsize=12)
@@ -575,7 +569,7 @@ Note that we use a log scale because the price level rose so much.
 ---
 mystnb:
   figure:
-    caption: "Price Level and Price of Gold (log scale)"
+    caption: Price Level and Price of Gold (log scale)
     name: fr_fig9
 ---
 # Read the data from Excel file
@@ -644,7 +638,7 @@ nearly met in one of these episodes than in the other two.
 ---
 mystnb:
   figure:
-    caption: "Real balances of assignats (in gold and goods)"
+    caption: Real balances of assignats (in gold and goods)
     name: fr_fig8
 ---
 # Read the data from Excel file
@@ -655,7 +649,7 @@ data7a = pd.read_excel(assignat_url, sheet_name='Data',
 
 # Create the figure and plot
 plt.figure()
-h = plt.plot(pd.date_range(start='1789-11-01', periods=len(data7), freq='M'), 
+h = plt.plot(pd.date_range(start='1789-11-01', periods=len(data7), freq='ME'), 
             (data7a.values * [1, 1]) * data7.values, linewidth=1.)
 plt.setp(h[1], linestyle='--', color='red')
 
@@ -736,7 +730,7 @@ a3_rev, b3_rev = fit(infl[44:63], bal[44:63])
 ---
 mystnb:
   figure:
-    caption: "Inflation and Real Balances"
+    caption: Inflation and Real Balances
     name: fr_fig104
 ---
 plt.figure()
@@ -791,7 +785,7 @@ a3_rev, b3_rev = fit(infl[44:63], bal[44:63])
 ---
 mystnb:
   figure:
-    caption: "Inflation and Real Balances"
+    caption: Inflation and Real Balances
     name: fr_fig104b
 ---
 plt.figure()
@@ -822,7 +816,7 @@ line.
 ---
 mystnb:
   figure:
-    caption: "Inflation and Real Balances"
+    caption: Inflation and Real Balances
     name: fr_fig104c
 ---
 plt.figure()
@@ -867,7 +861,7 @@ line.
 ---
 mystnb:
   figure:
-    caption: "Inflation and Real Balances"
+    caption: Inflation and Real Balances
     name: fr_fig104d
 ---
 plt.figure()
@@ -912,7 +906,7 @@ Cagan {cite}`Cagan`.
 ---
 mystnb:
   figure:
-    caption: "Inflation and Real Balances"
+    caption: Inflation and Real Balances
     name: fr_fig104e
 ---
 plt.figure()
@@ -946,7 +940,7 @@ period of the hyperinflation.
 ---
 mystnb:
   figure:
-    caption: "Inflation and Real Balances"
+    caption: Inflation and Real Balances
     name: fr_fig104f
 ---
 plt.figure()
@@ -993,4 +987,4 @@ This lecture  sets the stage for studying  theories of inflation and the  govern
 
 A  *monetarist theory of the price level* is described in this quantecon lecture {doc}`cagan_ree`.
 
-That lecture sets the stage for these quantecon lectures {doc}`money_inflation` and {doc}`unpleasant`.  
+That lecture sets the stage for these quantecon lectures {doc}`money_inflation` and {doc}`unpleasant`.